Bismarck is located in Illinois. Bismarck, Illinois has a population of 555. Bismarck is more family-centric than the surrounding county with 35.71% of the households containing married families with children. The county average for households married with children is 24.27%.
The median household income in Bismarck, Illinois is $71,250. The median household income for the surrounding county is $49,063 compared to the national median of $69,021. The median age of people living in Bismarck is 36.6 years.
The average high temperature in July is 85.6 degrees, with an average low temperature in January of 18.2 degrees. The average rainfall is approximately 39.9 inches per year, with 15.7 inches of snow per year.
